# SleepSign vs 生理管理＆経血量記録アプリ｜Oh My Flow

The clearest difference is update cadence: 生理管理＆経血量記録アプリ｜Oh My Flow at every 10 days against SleepSign's monthly. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SleepSign ships an update monthly, 生理管理＆経血量記録アプリ｜Oh My Flow every 10 days. The most recent releases landed on September 17, 2026 and September 13, 2026 respectively.

## The numbers

| Metric | SleepSign | 生理管理＆経血量記録アプリ｜Oh My Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 10 days** |
| Size | 32 MB | 157 MB |
| Requires iOS | **15.5** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 12+ | 12+ |
| Developer | [Kissei Comtec Co., Ltd.](https://appshunter.io/developer/503794772) | [INTEGRO LTD.](https://appshunter.io/developer/1711313790) |

## What reviewers say

### SleepSign

[App page](https://appshunter.io/ios/app/sleepsign-cloud/id1661601576)

**In-app purchases:** none


### 生理管理＆経血量記録アプリ｜Oh My Flow

[App page](https://appshunter.io/ios/app/oh-my-flow/id6469016477)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SleepSign free?

SleepSign is free to download, with no in-app purchases.

### Is 生理管理＆経血量記録アプリ｜Oh My Flow free?

生理管理＆経血量記録アプリ｜Oh My Flow is free to download, with no in-app purchases.

### Do SleepSign or 生理管理＆経血量記録アプリ｜Oh My Flow have ads?

Neither SleepSign nor 生理管理＆経血量記録アプリ｜Oh My Flow shows ads.

### Which is updated more often, SleepSign or 生理管理＆経血量記録アプリ｜Oh My Flow?

SleepSign ships an update monthly, and 生理管理＆経血量記録アプリ｜Oh My Flow every 10 days. Most recently, SleepSign was updated on September 17, 2026 and 生理管理＆経血量記録アプリ｜Oh My Flow on September 13, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*